<template>
  <div>
    <MyTable :list="list">
      <template #head>
        <th>#</th>
        <th>商品名称</th>
        <th>价格</th>
        <th>标签</th>
        <th>操作</th>
      </template>
      <template #body="{row}">
        <td> {{ row.id }} </td>
        <td> {{ row.goods_name }} </td>
        <td> {{ row.goods_price }} </td>
        <td>
          <input
            class="tag-input form-control"
            style="width: 100px;"
            type="text"
            v-if="row.inputVisible"
            v-fff
            v-model="row.inputValue"
            @blur="row.inputVisible = false; row.inputValue = ''"
            @keyup.enter="iptFn(row)"
            @keydown.esc="row.inputValue = ''"
          />
          <button
            v-else
            style="display: block;"
            class="btn btn-primary btn-sm add-tag"
            @click="row.inputVisible = true"
          >+Tag</button>
          <span
            class="badge badge-warning"
            v-for="(item, index) in row.tags"
            :key="index"
          >{{ item }}</span>
        </td>
        <td>
          <button
            @click="delFn(row.id)"
            class="btn btn-danger btn-sm"
          >删除</button>
        </td>
      </template>
    </MyTable>
  </div>
</template>

<script>
import MyTable from '../components/MyTable'

export default {
  components: {
    MyTable
  },
  data() {
    return {
      list: [], // 所有数据
    }
  },
  created() {
    this.$axios({
      url: '/api/goods'
    })
      .then((res) => {
        this.list = res.data.data
      })
      .catch((err) => {
        console.log(err)
      })
  },
  methods: {
    delFn(id) {
      this.list = this.list.filter((item) => item.id !== id)
    },
    iptFn(row){
      if(!row.inputValue.trim()) return alert('输入内容不能为空！')
      row.tags.push(row.inputValue)
      row.inputValue = ''
    }
  },
  directives: {
    fff: {
      inserted(el) {
        el.focus()
      }
    }
  }
}
</script>